CN106017952A - Locomotive wireless double heading test device - Google Patents
Locomotive wireless double heading test device Download PDFInfo
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- CN106017952A CN106017952A CN201610631499.5A CN201610631499A CN106017952A CN 106017952 A CN106017952 A CN 106017952A CN 201610631499 A CN201610631499 A CN 201610631499A CN 106017952 A CN106017952 A CN 106017952A
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- chip microcomputer
- switch
- locomotive
- signal port
- control box
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
Abstract
The invention relates to the technical field of internal combustion locomotives, in particular to a locomotive wireless double heading test device. The locomotive wireless double heading test device comprises a double heading terminal control box and a remote controller which are connected through two wireless modules; the double heading terminal control box is connected with a locomotive through a standard 27-core double heading plug and directly attached to the tail of the standard 27-core double heading plug and comprises a 27-way channel selection switch, a 24-way digital quantity isolation sampling drive channel, a one-way resistance braking analog quantity sampling drive channel, a one-way control voltage analog quantity sampling channel, a first single chip microcomputer, a first I/O extension module and a second I/O extension module, and the first single chip microcomputer is connected with the first I/O extension module and the second I/O extension module. The device has the universality and is suitable for multiple locomotive types, and during a test, few staff are needed, the preparation time is short, little site limitation exists, and the test is convenient to coordinate.
Description
Technical field
The present invention relates to technical field of diesel locomotive, especially a kind of wireless heavy joint-trial experiment device of locomotive.
Background technology
The heavy joint-trial of existing locomotive is tested another locomotive double heading of needs and is got up to test, or set up ground simulation heavily to join testing stand and test, certain difference is had because the heavy connecting port of various vehicles defines, another locomotive that weight joint-trial is tested must be the locomotive of same model or have the other types locomotive that same-interface defines, ground simulation test platform also must have the ability adapting to multiple interfaces definition, the locomotive of compatibility test or Test-bed be required for operator by test locomotive, need many people to coordinate just and can complete test, place limits many, time is long, test coordination is difficult to.
Summary of the invention
Just in order to overcome existing heavy joint-trial experiment device to need many people to coordinate can complete test, place limits many, time length, the deficiency that is difficult to is coordinated in test, the invention provides the heavy joint-trial experiment device of a kind of vehicle radio.
nullThe technical solution adopted for the present invention to solve the technical problems is: a kind of wireless heavy joint-trial experiment device of locomotive，Including heavily joining terminal control box and remote controllers，Both are connected by two wireless modules，Described heavy terminal control box use standard 27 core heavily joins plug and is connected with locomotive，Heavily connection terminal control box attaches directly to its standard 27 core and heavily joins pin tail，Described heavy terminal control box comprises 27 paths and selects switch、24 railway digital amount isolation samplings drive passage、1 tunnel resistive braking analog quantity sampling drives passage、1 tunnel controls voltage analog sampling channel、Single-chip microcomputer one、I/O expansion module 1 and I/O expansion module 2，I/O expansion module 1 and I/O expansion module 2 is connected on single-chip microcomputer one，27 paths selection switch one end heavily join plug with standard 27 core and are connected，The other end controls 24 railway digital amount isolation samplings respectively and drives passage、1 tunnel resistive braking analog quantity sampling drives passage and 1 tunnel to control voltage analog sampling channel，I/O expansion module 1 drives 24 railway digital amount isolation samplings to drive passage for I/O，I/O expansion module 2 drives passages for I/O 24 railway digital amounts isolation samplings of sampling.
nullAccording to another embodiment of the invention，Farther include described remote controllers and include 19 fork shifts switch、The slide resistor of 1 belt switch、1 single-pole double-throw switch (SPDT)、1 emergency stop button、The self-lock switch of 2 general utility functionss、The key switch of 3 general utility functionss、The self-lock switch of 10 non-universal functions、Single-chip microcomputer two、TFT Liquid Crystal Module and lithium battery，Described 9 fork shifts switch constitutes the signaling module of the component voltage outputs such as 9 grades of 1 tunnel with 8 1k resistance，Then traction and the running down gear signal port of single-chip microcomputer are connected，Single-pole double-throw switch (SPDT) connects progress signal port and the backing signal port of single-chip microcomputer，Resistive braking voltage signal port and the resistive braking of the slide resistor connection single-chip microcomputer of belt switch arrange signal port，The self-lock switch of 2 general utility functionss connects traction working condition signal port and the air compressor machine synchronization of single-chip microcomputer respectively，The key switch of 3 general utility functionss connects the alarm bell signal port of single-chip microcomputer respectively、Idler signal port and manual stucco signal port.
According to another embodiment of the invention, farther include to connect on single-chip microcomputer two emergency stop button.
According to another embodiment of the invention, farther include to connect on single-chip microcomputer two TFT Liquid Crystal Module.
The invention has the beneficial effects as follows, this device is suitable for various, and staff required during test is few, and time is short, and place limits few, and it is convenient that test is coordinated.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is heavily to join terminal control box circuit structure diagram；
Fig. 3 is digital quantity sampling driving circuit principle figure；
Fig. 4 is resistive braking signal sampling driving circuit principle figure；
Fig. 5 is to control voltage sampling circuit schematic diagram；
Fig. 6 is remote controllers circuit theory diagrams.
Detailed description of the invention
nullSuch as Fig. 1、2、6 is the structural representation of the present invention，A kind of wireless heavy joint-trial experiment device of locomotive，Including heavily joining terminal control box and remote controllers，Both are connected by two wireless modules，Described heavy terminal control box use standard 27 core heavily joins plug and is connected with locomotive，Heavily connection terminal control box attaches directly to its standard 27 core and heavily joins pin tail，Described heavy terminal control box comprises 27 paths and selects switch、24 railway digital amount isolation samplings drive passage、1 tunnel resistive braking analog quantity sampling drives passage、1 tunnel controls voltage analog sampling channel、Single-chip microcomputer one、I/O expansion module 1 and I/O expansion module 2，I/O expansion module 1 and I/O expansion module 2 is connected on single-chip microcomputer one，27 paths selection switch one end heavily join plug with standard 27 core and are connected，The other end controls 24 railway digital amount isolation samplings respectively and drives passage、1 tunnel resistive braking analog quantity sampling drives passage and 1 tunnel to control voltage analog sampling channel，I/O expansion module 1 drives 24 railway digital amount isolation samplings to drive passage for I/O，I/O expansion module 2 drives passages for I/O 24 railway digital amounts isolation samplings of sampling，Remote controllers include 19 fork shifts switch、The slide resistor of 1 belt switch、1 single-pole double-throw switch (SPDT)、1 emergency stop button、The self-lock switch of 2 general utility functionss、The key switch of 3 general utility functionss、The self-lock switch of 10 non-universal functions、Single-chip microcomputer two、TFT Liquid Crystal Module and lithium battery，Described 9 fork shifts switch constitutes the signaling module of the component voltage outputs such as 9 grades of 1 tunnel with 8 1k resistance，Then traction and the running down gear signal port of single-chip microcomputer are connected，Single-pole double-throw switch (SPDT) connects progress signal port and the backing signal port of single-chip microcomputer，Resistive braking voltage signal port and the resistive braking of the slide resistor connection single-chip microcomputer of belt switch arrange signal port，The self-lock switch of 2 general utility functionss connects traction working condition signal port and the air compressor machine synchronization of single-chip microcomputer respectively，The key switch of 3 general utility functionss connects the alarm bell signal port of single-chip microcomputer respectively、Idler signal port and manual stucco signal port，Emergency stop button is connected on single-chip microcomputer two，TFT Liquid Crystal Module is connected on single-chip microcomputer two.
The heavy joint-trial of the locomotive with 27 core multiple unit sockets that this device is adapted to conform with AAR standard is tested.
nullThe 27 core definition that AAR standard recommendation uses: [1] power off-load、[2] alarm signal、[3] D valve、[4] control to bear、[5] brake hard stucco、[6] traction working condition signal、[7] C valve、[8] progress signal、[9] backing signal、[10] idler signal、[11] standby、[12] B valve、[13] just controlling、[14] parking brake state、[15] A valve、[16] diesel engine operating、[17] resistive braking arranges signal、[18] Unit selection circuit、[19] second negative terminals、[20] resistive braking cue、[21] resistive braking signal、[22] air compressor machine synchronizing signal、[23] manual stucco signal、[24] resistive braking position signalling、[25] head lamp signal、[26] standby、[27] standby，Actual existing locomotive is substantially to be followed this definition and designs (definition of inessential signal pins is otherwise varied)，This device can adapt to the different definition of stitch，Therefore this device also has versatility.
This device includes heavily joining terminal control box and remote controllers two parts, by wireless module transmission instruction and data.
Heavily connection terminal control box uses standard 27 core heavily to join plug and be connected with locomotive, and control box attaches directly to hub tail.
Heavily connection terminal control box system comprises 27 paths and selects that switch, 24 railway digital amounts isolation samplings drive passages, 1 tunnel to control voltage analog sampling channel, 1 tunnel resistive braking analog quantity sampling drives passage, Atmega16L single-chip microcomputer, I/O expansion module 1, I/O expansion module 2 and nRF24L01 wireless module, and whole controller is heavily joined the control in plug by standard 27 core and just and controls negative to be powered by insulating power supply module blood pressure lowering.
27 paths select each function definition of switch corresponding A AR standard, one end connects sampling and drives passage, other end connection standard 27 core heavily joins plug, connect for switching stitch, the vehicle of coupling different stitch definition, give tacit consent to and use AAR to recommend definition, when the definition of locomotive stitch is different from recommendation, be switched to the locomotive stitch corresponding with the definition of current channel function by stirring channel selector switch.
As shown in Figure 3,24 railway digital amount isolation samplings drive passage to be used for sampling and the control of each switching value stitch signal, passage uses light-coupled isolation sampling and MOS to amplify and drives output, the sampling of single-chip microcomputer and drive voltage level are 5V, and the voltage of locomotive nook closing member is higher, light-coupled isolation sampling can be suitable for the input of the on-off model of wide-voltage range, and MOS drive circuit can also be suitable for the amplification of wide-voltage range and drive output.
As shown in Figure 4, 1 tunnel resistive braking analog quantity sampling drives passage to be used for sampling and the output of analog voltage of resistive braking signal voltage value, passage has voltage follower and the attenuator circuit of divider resistance composition, the most also there is D/A module and the amplifying circuit of amplifier composition, the analog channel of single-chip microcomputer is inputted after resistive braking signal demand decay 25 times, single-chip microcomputer drives D/A module regulation output voltage size by the dutycycle changing PWM, the voltage range of D/A module output is between 0～4.5V, after needing to amplify 25 times, output is to heavily connection plug stitch, artifical resistance brake signal exports.
As shown in Figure 5,1 tunnel controls voltage analog sampling channel for controlling the sampling of magnitude of voltage, passage has voltage follower and the attenuator circuit of divider resistance composition, the control voltage of locomotive substantially has 74V and 110V two kinds, voltage range is between 60V～120V, the analog quantity channel input voltage range of single-chip microcomputer, 0～5V, controls voltage and need to decay and input the analog quantity channel of single-chip microcomputer after 25 times.
Single-chip microcomputer uses the Atmega16L of Atmel company, this chip is 8 AVR microprocessors of high-performance, low-power consumption, use the risc architecture of advanced person, work in 16 MHz frequency, there are PWM output, the ADC input of 10,8 tunnel, 1 road SPI serial line interface, the programmable watchdog with individual sheets internal oscillator and 44 I/O mouths of four-way, chip operating voltage 2.7V～5.5V ,-40 ° of C of operating temperature range～85 ° of C；
I/O expansion module 1 and I/O expansion module 2 is for increasing the input/output port of Atmega16L single-chip microcomputer, wherein I/O expansion module 1 is used for extending output (for the driving of digital quantity signal), I/O expansion module 2 is used for extending input (for the sampling of digital quantity signal), passes through serial communication with single-chip microcomputer；
Heavily connection terminal control box and remote controllers are by one group of nRF24L01 wireless module two-way exchange data, launch power 100mw, effective communication distance 1000m, use SPI serial line interface and microcontroller communication.
Single-chip microcomputer uses 24 digital quantity signals in two I/O expansion module samples and Driven reconnection line, by the voltage of resistive braking signal in 1 road pwm signal regulation weight on line, by the resistive braking signal voltage in 2 road AD sampling weight on lines and control supply voltage, use SPI interface and wireless module communication；
Remote controllers simulation multi-locomotive function, comprise 19 fork shifts switch (traction and running down gear signal), the slide resistor (resistive braking arranges signal and resistive braking voltage signal) of 1 belt switch, 1 single-pole double-throw switch (SPDT) (progress signal and backing signal), 1 emergency stop button, self-lock switch (the traction working condition signal of 2 general utility functionss, air compressor machine synchronizing signal), key switch (the alarm bell signal of 3 general utility functionss, idler signal, manual stucco signal), self-lock switch (the TL1 of 10 non-universal functions, TL11, TL14, TL18, TL19, TL20, TL25, TL26, TL27), Atmega16L single-chip microcomputer, TFT Liquid Crystal Module, nRF24L01 wireless module and lithium battery；
Each way switch is used for simulating locomotive control instruction, Atmega16L single-chip microcomputer sampling switch signal (guides requirement according to safety, single-chip microcomputer IO input is configured to pull-up, i.e. Low level effective), according to interrelated logic, by nRF24L01 wireless module transfer control instruction, by TFT Liquid Crystal Module display relevant parameter and switching signal state, lithium battery is for powering to whole remote controllers；
9 fork shifts switch constitutes the signaling module of the component voltage outputs such as 9 grades of 1 tunnel with 8 1k resistance, and single-chip microcomputer this voltage signal of sampling judges 8 gears and the running down gear of traction.
Slide resistor one rheostat of output of belt switch initiates on-off model and adjustable voltage signal, and single-chip microcomputer this on-off model of sampling arranges signal as resistive braking, uses this adjustable voltage signal as resistive braking gear signal simultaneously.
Single-pole double-throw switch (SPDT) provides controller handle orientations signal, and including progress signal and 2 on-off model of backing signal, single-chip microcomputer is judged as 2 the direction states that move forward and backward, if switching in an intermediate position, then single-chip microcomputer judges that controller handle is at neutral position.
Emergency stop button is applied not only to test brake hard and sands function, and can be when locomotive generation bursty state, Remote triggering brake hard, it is ensured that the safety of testing ground.
Remote controllers, as main frame, send control instruction and heartbeat signal.After heavily connection terminal control box receives the control instruction that remote controllers send, perform corresponding operation, after receiving the heartbeat signal of remote controllers, the data that then feedback sample arrives, if can not receive heartbeat signal in 1s, then it is judged as Communications failure, stops the output of all of the port immediately, it is ensured that the safety of test.
Described above it is merely exemplary for the purpose of the present invention; and nonrestrictive, those of ordinary skill in the art understand, in the case of the spirit and scope limited without departing from claims; many amendments, change or equivalence can be made, but fall within protection scope of the present invention.
Claims (4)
- null1. the wireless heavy joint-trial experiment device of locomotive，Including heavily joining terminal control box and remote controllers，Both are connected by two wireless modules，Described heavy terminal control box use standard 27 core heavily joins plug and is connected with locomotive，Heavily connection terminal control box attaches directly to its standard 27 core and heavily joins pin tail，It is characterized in that，Described heavy terminal control box comprises 27 paths and selects switch、24 railway digital amount isolation samplings drive passage、1 tunnel resistive braking analog quantity sampling drives passage、1 tunnel controls voltage analog sampling channel、Single-chip microcomputer one、I/O expansion module 1 and I/O expansion module 2，I/O expansion module 1 and I/O expansion module 2 is connected on single-chip microcomputer one，27 paths selection switch one end heavily join plug with standard 27 core and are connected，The other end controls 24 railway digital amount isolation samplings respectively and drives passage、1 tunnel resistive braking analog quantity sampling drives passage and 1 tunnel to control voltage analog sampling channel，I/O expansion module 1 drives 24 railway digital amount isolation samplings to drive passage for I/O，I/O expansion module 2 drives passages for I/O 24 railway digital amounts isolation samplings of sampling.
- nullA kind of wireless heavy joint-trial experiment device of locomotive the most according to claim 1，It is characterized in that，Described remote controllers include 19 fork shifts switch、The slide resistor of 1 belt switch、1 single-pole double-throw switch (SPDT)、1 emergency stop button、The self-lock switch of 2 general utility functionss、The key switch of 3 general utility functionss、The self-lock switch of 10 non-universal functions、Single-chip microcomputer two、TFT Liquid Crystal Module and lithium battery，Described 9 fork shifts switch constitutes the signaling module of the component voltage outputs such as 9 grades of 1 tunnel with 8 1k resistance，Then traction and the running down gear signal port of single-chip microcomputer are connected，Single-pole double-throw switch (SPDT) connects progress signal port and the backing signal port of single-chip microcomputer，Resistive braking voltage signal port and the resistive braking of the slide resistor connection single-chip microcomputer of belt switch arrange signal port，The self-lock switch of 2 general utility functionss connects traction working condition signal port and the air compressor machine synchronization of single-chip microcomputer respectively，The key switch of 3 general utility functionss connects the alarm bell signal port of single-chip microcomputer respectively、Idler signal port and manual stucco signal port.
- A kind of wireless heavy joint-trial experiment device of locomotive the most according to claim 2, is characterized in that, described single-chip microcomputer two connects emergency stop button.
- A kind of wireless heavy joint-trial experiment device of locomotive the most according to claim 2, is characterized in that, described single-chip microcomputer two connects TFT Liquid Crystal Module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631499.5A CN106017952B (en) | 2016-08-04 | 2016-08-04 | A kind of locomotive wirelessly weighs joint-trial experiment device |
| PCT/CN2016/108542 WO2018023908A1 (en) | 2016-08-04 | 2016-12-05 | Wireless locomotive double-heading test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610631499.5A CN106017952B (en) | 2016-08-04 | 2016-08-04 | A kind of locomotive wirelessly weighs joint-trial experiment device |
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| CN106017952A true CN106017952A (en) | 2016-10-12 |
| CN106017952B CN106017952B (en) | 2018-10-30 |
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| CN201610631499.5A Active CN106017952B (en) | 2016-08-04 | 2016-08-04 | A kind of locomotive wirelessly weighs joint-trial experiment device |
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| WO (1) | WO2018023908A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018023908A1 (en) * | 2016-08-04 | 2018-02-08 | 中车戚墅堰机车有限公司 | Wireless locomotive double-heading test device |
| CN109334685A (en) * | 2018-10-15 | 2019-02-15 | 湖南中车时代通信信号有限公司 | A kind of cab signal system control method that train joins again online |
| CN109353348A (en) * | 2018-10-10 | 2019-02-19 | 中车株洲电力机车有限公司 | A kind of detection method and system of train marshalling list |
| CN110827625A (en) * | 2019-10-14 | 2020-02-21 | 同济大学 | Intelligent rail vehicle teaching platform with adjustable gauge |
| CN111328095A (en) * | 2018-12-14 | 2020-06-23 | 株洲中车时代电气股份有限公司 | Wireless reconnection test board and method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109367587A (en) * | 2018-10-26 | 2019-02-22 | 中国神华能源股份有限公司 | Wirelessly join device test system and method again |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2018023908A1 (en) * | 2016-08-04 | 2018-02-08 | 中车戚墅堰机车有限公司 | Wireless locomotive double-heading test device |
| CN109353348A (en) * | 2018-10-10 | 2019-02-19 | 中车株洲电力机车有限公司 | A kind of detection method and system of train marshalling list |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2018023908A1 (en) | 2018-02-08 |
| CN106017952B (en) | 2018-10-30 |
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